Who founded Subconscious?

Subconscious was founded by Jack O'Brien in 2025.

Who are Subconscious's investors?

Subconscious's investors include Foothill Ventures, MassVentures, Oakseed Ventures, Entrepreneur First, YourNest Venture Capital.

Subconscious

Founded 2025 · 14 employees on LinkedIn · 5 known investors

Find your way into Subconscious

504 people in our graph share verified history with the Subconscious team — schools, employers, funds. One of them is your warm intro.

Ken Chenaultunlockedknows Jack O'Brien · together at IBM (overlapped)

×2knows the team · via MIT Sloan School of Management

×3knows the team · via Massachusetts Institute of Technology

×4knows the team · via Princeton University

×2knows the team · via IBM

Subconscious develops TIMRUN, an inference runtime, and the TIM family of post-trained open models optimized for AI agent workloads rather than chatbots, offering on-GPU context compression that extends context windows and increases concurrency and token throughput. It serves developers building coding agents, agentic products, and edge deployments via OpenAI- and Anthropic-compatible APIs, and can act as a drop-in replacement for vLLM and SGLang.

AI & Machine Learning Deep Tech Developer Tools

Founders & leadership

Subconscious was founded in 2025 by Jack O'Brien.

Jack O'Brien inCo-Founder & CEOJack O'Brien is a two-time startup founder and former software engineer and tech lead at Google. He is now founder of Subconscious, which develops inference runtime and open models optimized for AI agent workloads.

Investors · 5

Foothill VenturesLos Altos · $100K – $10M

MassVenturesWaltham · $250K – $500K

Oakseed Venturesvia Chee-We Ng · inferred

Entrepreneur FirstreportedBengaluru · $1M – $7M

YourNest Venture CapitalreportedGurgaon · $500K – $17M

In the news

Cybersecurity startup SubCom raises $1 million in funding led by YourNest - The Economic Timesm.economictimes.com · Jun 2022

Frequently asked questions

What does Subconscious do?: Subconscious develops TIMRUN, an inference runtime, and the TIM family of post-trained open models optimized for AI agent workloads rather than chatbots, offering on-GPU context compression that extends context windows and increases concurrency and token throughput. It serves developers building coding agents, agentic products, and edge deployments via OpenAI- and Anthropic-compatible APIs, and can act as a drop-in replacement for vLLM and SGLang.
Who founded Subconscious?: Subconscious was founded by Jack O'Brien in 2025.
Who are Subconscious's investors?: Subconscious's investors include Foothill Ventures, MassVentures, Oakseed Ventures, Entrepreneur First, YourNest Venture Capital.